// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/output/bsp_walk_action.h"

#include <memory>
#include <vector>

#include "cc/output/direct_renderer.h"
#include "cc/quads/draw_polygon.h"
#include "cc/quads/draw_quad.h"

namespace cc {

BspWalkActionDrawPolygon::BspWalkActionDrawPolygon(
    DirectRenderer* renderer,
    DirectRenderer::DrawingFrame* frame,
    const gfx::Rect& render_pass_scissor,
    bool using_scissor_as_optimization)
    : renderer_(renderer)
    , frame_(frame)
    , render_pass_scissor_(render_pass_scissor)
    , using_scissor_as_optimization_(using_scissor_as_optimization)
{
}

void BspWalkActionDrawPolygon::operator()(DrawPolygon* item)
{
    gfx::Transform inverse_transform;
    bool invertible = item->original_ref()
                          ->shared_quad_state->quad_to_target_transform.GetInverse(
                              &inverse_transform);
    DCHECK(invertible);
    item->TransformToLayerSpace(inverse_transform);
    renderer_->DoDrawPolygon(*item, frame_, render_pass_scissor_,
        using_scissor_as_optimization_);
}

BspWalkActionToVector::BspWalkActionToVector(std::vector<DrawPolygon*>* in_list)
    : list_(in_list)
{
}

void BspWalkActionToVector::operator()(DrawPolygon* item)
{
    list_->push_back(item);
}

} // namespace cc
